1 files changed, 24 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/ShadowRealm/prototype/evaluate/validates-realm-object.js b/js/src/tests/test262/built-ins/ShadowRealm/prototype/evaluate/validates-realm-object.js
new file mode 100644
index 0000000000..6c14e46dd2
--- /dev/null
+++ b/js/src/tests/test262/built-ins/ShadowRealm/prototype/evaluate/validates-realm-object.js
@@ -0,0 +1,24 @@
+// |reftest| shell-option(--enable-shadow-realms) skip-if(!xulRuntime.shell) -- requires shell-options
+// Copyright (C) 2021 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-shadowrealm.prototype.evaluate
+description: >
+  ShadowRealm.prototype.evaluate validates realm object.
+features: [ShadowRealm]
+---*/
+
+assert.sameValue(
+  typeof ShadowRealm.prototype.evaluate,
+  'function',
+  'This test must fail if ShadowRealm.prototype.evaluate is not a function'
+);
+
+const r = new ShadowRealm();
+const bogus = {};
+
+assert.throws(TypeError, function() {
+  r.evaluate.call(bogus, 'This is invalid code and should not be evaluated');
+}, 'throws a TypeError if this is not a ShadowRealm object');
+
+reportCompare(0, 0);